Issues

Issues

• Wrong sign in SUNSimplify

  FeynCalc/feyncalc#368 · opened on Sep 3, 2026

• Recursion error when using a replacement rule with TARCER TJI functions

  FeynCalc/feyncalc#366 · opened on Jul 21, 2026
  2

• Infinite loop with combination of BReduce -> True and $KeepLogDivergentScalelessIntegrals = True

  FeynCalc/feyncalc#364 · opened on Jun 26, 2026
  2

• FCLoopFindMomentumShifts Unable to identify valid shift

  Feature

  FeynCalc/feyncalc#363 · opened on Jun 21, 2026
  1

• Amputate does not preserve D-4 dimension of DiracGamma[Momentum[q, D - 4], D]

  FeynCalc/feyncalc#358 · opened on May 12, 2026
  1

• Add a routine for truncating external states

  FeynCalc/feyncalc#225 · opened on Jul 15, 2023 · FeynCalc X

• Improve Pauli algebra for matrices with Lorentz indices

  FeynCalc/feyncalc#134 · opened on Sep 22, 2021 · FeynCalc X

• Improve the TIDL mechanism

  FeynCalc/feyncalc#101 · opened on Mar 4, 2021 · FeynCalc X

• Add Schwinger, Lee-Pomeransky and Baikov parametrization to FCFeymanParametrize.

  FeynCalc/feyncalc#89 · opened on Dec 26, 2020
  1

• Add examples from the famous 1961 paper of Cabibbo and Gatto

  FeynCalc/feyncalc#84 · opened on Nov 19, 2020 · FeynCalc X

• Extend the support for SmallVariable to more functions

  FeynCalc/feyncalc#68 · opened on Sep 3, 2020